mirror of https://github.com/postgres/postgres
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#------------------------------------------------------------------------- |
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# |
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# Makefile.inc-- |
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# Makefile for port/svr4 (Intel x86/Intel SVR4 specific stuff) |
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# |
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# Copyright (c) 1994, Regents of the University of California |
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# |
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# |
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# IDENTIFICATION |
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# /usr/local/devel/pglite/cvs/src/backend/port/svr4/Makefile.inc,v 1.3 1995/03/21 06:51:21 andrew Exp |
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# |
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#------------------------------------------------------------------------- |
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CFLAGS+= -DUSE_POSIX_TIME -DNEED_ISINF -DNEED_RUSAGE -DNO_EMPTY_STMTS |
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LDADD+= -ll -ldl |
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SUBSRCS+= port.c |
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HEADERS+= machine.h port-protos.h rusagestub.h |
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/*-------------------------------------------------------------------------
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* |
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* machine.h-- |
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*
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* |
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* |
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* Copyright (c) 1994, Regents of the University of California |
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* |
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* machine.h,v 1.1.1.1 1994/11/07 05:19:38 andrew Exp |
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* |
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*------------------------------------------------------------------------- |
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*/ |
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#ifndef MACHINE_H |
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#define MACHINE_H |
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#define BLCKSZ 8192 |
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#endif |
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/*-------------------------------------------------------------------------
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* |
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* port-protos.h-- |
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* port-specific prototypes for Intel x86/Intel SVR4 |
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* |
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* |
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* Copyright (c) 1994, Regents of the University of California |
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* |
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* port-protos.h,v 1.2 1995/03/17 06:40:18 andrew Exp |
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* |
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*------------------------------------------------------------------------- |
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*/ |
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#ifndef PORT_PROTOS_H |
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#define PORT_PROTOS_H |
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#include <dlfcn.h> |
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#include "fmgr.h" /* for func_ptr */ |
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#include "utils/dynamic_loader.h" |
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/* dynloader.c */ |
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/*
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* Dynamic Loader on Intel x86/Intel SVR4. |
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* |
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* this dynamic loader uses the system dynamic loading interface for shared
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* libraries (ie. dlopen/dlsym/dlclose). The user must specify a shared |
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* library as the file to be dynamically loaded. |
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* |
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*/ |
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#define pg_dlopen(f) dlopen(f,RTLD_LAZY) |
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#define pg_dlsym dlsym |
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#define pg_dlclose dlclose |
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#define pg_dlerror dlerror |
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/* port.c */ |
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extern long random(void); |
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extern void srandom(int seed); |
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#endif /* PORT_PROTOS_H */ |
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/*-------------------------------------------------------------------------
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* |
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* port.c-- |
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* Intel x86/Intel SVR4-specific routines |
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* |
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* Copyright (c) 1994, Regents of the University of California |
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* |
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* |
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* IDENTIFICATION |
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* /usr/local/devel/pglite/cvs/src/backend/port/svr4/port.c,v 1.2 1995/03/17 06:40:19 andrew Exp |
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* |
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*------------------------------------------------------------------------- |
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*/ |
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#include <math.h> /* for pow() prototype */ |
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#include <errno.h> |
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#include "rusagestub.h" |
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long |
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random() |
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{ |
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return(lrand48()); |
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} |
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void |
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srandom(int seed) |
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{ |
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srand48((long int) seed); |
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} |
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int |
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getrusage(int who, struct rusage *rusage) |
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{ |
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struct tms tms; |
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register int tick_rate = CLK_TCK; /* ticks per second */ |
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clock_t u, s; |
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if (rusage == (struct rusage *) NULL) { |
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errno = EFAULT; |
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return(-1); |
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} |
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if (times(&tms) < 0) { |
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/* errno set by times */ |
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return(-1); |
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} |
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switch (who) { |
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case RUSAGE_SELF: |
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u = tms.tms_utime; |
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s = tms.tms_stime; |
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break; |
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case RUSAGE_CHILDREN: |
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u = tms.tms_cutime; |
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s = tms.tms_cstime; |
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break; |
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default: |
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errno = EINVAL; |
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return(-1); |
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} |
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#define TICK_TO_SEC(T, RATE) ((T)/(RATE)) |
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#define TICK_TO_USEC(T,RATE) (((T)%(RATE)*1000000)/RATE) |
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rusage->ru_utime.tv_sec = TICK_TO_SEC(u, tick_rate); |
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rusage->ru_utime.tv_usec = TICK_TO_USEC(u, tick_rate); |
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rusage->ru_stime.tv_sec = TICK_TO_SEC(s, tick_rate); |
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rusage->ru_stime.tv_usec = TICK_TO_USEC(u, tick_rate); |
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return(0); |
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} |
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/*
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* Copyright (c) 1987 Regents of the University of California. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms are permitted |
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* provided that this notice is preserved and that due credit is given |
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* to the University of California at Berkeley. The name of the University |
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* may not be used to endorse or promote products derived from this |
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* software without specific written prior permission. This software |
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* is provided ``as is'' without express or implied warranty. |
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*/ |
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#if defined(LIBC_SCCS) && !defined(lint) |
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static char sccsid[] = "@(#)strcasecmp.c 5.5 (Berkeley) 11/24/87"; |
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#endif /* LIBC_SCCS and not lint */ |
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#include <sys/types.h> |
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#include <string.h> |
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/*
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* This array is designed for mapping upper and lower case letter |
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* together for a case independent comparison. The mappings are |
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p * based upon ascii character sequences. |
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*/ |
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static unsigned char charmap[] = { |
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'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', |
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'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', |
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'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', |
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'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', |
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'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', |
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'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', |
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'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', |
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'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', |
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'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147', |
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'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', |
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'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', |
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'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137', |
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'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147', |
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'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', |
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'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', |
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'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177', |
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'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', |
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'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', |
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'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', |
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'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', |
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'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', |
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'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', |
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'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', |
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'\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', |
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'\300', '\341', '\342', '\343', '\344', '\345', '\346', '\347', |
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'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', |
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'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', |
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'\370', '\371', '\372', '\333', '\334', '\335', '\336', '\337', |
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'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', |
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'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', |
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'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', |
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'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377', |
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}; |
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int |
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strcasecmp(char *s1, char *s2) |
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{ |
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register unsigned char u1, u2; |
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for (;;) { |
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u1 = (unsigned char) *s1++; |
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u2 = (unsigned char) *s2++; |
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if (charmap[u1] != charmap[u2]) { |
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return charmap[u1] - charmap[u2]; |
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} |
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if (u1 == '\0') { |
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return 0; |
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} |
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} |
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} |
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/*-------------------------------------------------------------------------
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* |
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* rusagestub.h-- |
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* Stubs for getrusage(3). |
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* |
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* |
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* Copyright (c) 1994, Regents of the University of California |
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* |
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* rusagestub.h,v 1.1.1.1 1994/11/07 05:19:39 andrew Exp |
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* |
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*------------------------------------------------------------------------- |
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*/ |
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#ifndef RUSAGESTUB_H |
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#define RUSAGESTUB_H |
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#include <sys/time.h> /* for struct timeval */ |
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#include <sys/times.h> /* for struct tms */ |
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#include <limits.h> /* for CLK_TCK */ |
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#define RUSAGE_SELF 0 |
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#define RUSAGE_CHILDREN -1 |
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struct rusage { |
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struct timeval ru_utime; /* user time used */ |
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struct timeval ru_stime; /* system time used */ |
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}; |
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extern int getrusage(int who, struct rusage *rusage); |
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#endif /* RUSAGESTUB_H */ |
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